已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92a7f3518227f3afa370dfef39017c50.png)
(Ⅰ)求
的最小正周期,并求
的最小值;
(Ⅱ)若
=2,且
,求
的值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92a7f3518227f3afa370dfef39017c50.png)
(Ⅰ)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
(Ⅱ)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c1ba6b6ee00c4b2763cb3fa59caa69f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7f9cb6026adf881f5ec8cdc0cecfe93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
2011·四川成都·一模 查看更多[1]
(已下线)2011届四川省成都市石室中学高三第一次模拟理科数学卷
更新时间:2016-11-30 12:45:39
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【推荐1】已知函数
的部分图象如图所示.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/13/dc3d4576-ab45-4660-9328-afb6cfbf9c34.png?resizew=215)
(1)求
的值;
(2)求
在
上的最大值和最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c645669c6e478fbcca3f282569f09e7.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/11/13/dc3d4576-ab45-4660-9328-afb6cfbf9c34.png?resizew=215)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e38fffbc7ab9882480f4faa72390e23.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f51f8dea12d1325fd657eb9875823b20.png)
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适中
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解题方法
【推荐2】已知函数
.
(1)求函数
的最小正周期;
(2)设
在区间
上有两个解
、
,求a的取值范围及
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6d830895147820aa0fd1d8a900684a87.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)设
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/338316b0fe50fdea0f2f75aec4c990dd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18c9aeed3c8c5a04e48d011c607f9142.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/450398974b1561ca801e102e16df6789.png)
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【推荐3】已知函数
,
图象上相邻两个对称中心的距离为
.
(1)求函数
的解析式和单调递增区间;
(2)若将函数
图象上所有点的横坐标伸长到原来的2倍(纵坐标不变),再向右平行移动
个单位长度,得到函数
的图象,求函数
在
上的最大值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8b7d34001682f82952419d839fa83d80.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d49f8a63ddbca52039fa9ab44cda6b29.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
(2)若将函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d275fbb3ee5cd1177ca5a2ceecbbef0f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/037fb348109dc2063a268b10eb925a57.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/028517e8bebe634441e0a5c79828e88a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9dab7074b159ba8e5997a470a9e3793.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b172723002461ae60798317e2f10f6c2.png)
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适中
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【推荐1】已知函数
.
(1)求函数
的周期及在
上的单调递增区间:
(2)若关于
的方程
在
上有两个不同的实数根.求实数
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/18258592b078dd1b44e2bae5cfbc4ea3.png)
(1)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f55cfcbb5c5950e18a8452b38bb17036.png)
(2)若关于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/976d18a5396ba232f0aa38d136f1d749.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a7ac80b964f5baf79f5faa7ac1e2983.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/36a1b09c653185842513e24ebba60bb3.png)
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【推荐2】已知函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc51893b3b4de174badc08e1eebeab08.png)
(1)求
的值
(2)求函数
的最小正周期及其图像的对称轴方程
(3)对于任意
,均有
成立,求实数
的取值范围
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc51893b3b4de174badc08e1eebeab08.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5887c6e5159943996cb41c34d561ba9e.png)
(2)求函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(3)对于任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ddf22a342373c046f8f44c1221c8b36b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c4c93a1f11e5c16795bb60549eb4668.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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【推荐3】已知函数
.
(1)求
的最小正周期;
(2)若
是锐角,且
,求角
的正弦值;
(3)在锐角
中,角
,
,
所对的边分别为
,
,
,若
,
,求
周长的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab429ffcdc0a044bb364c8ef0d7b3907.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75f2f84ea91c116940c73fdba72f6816.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e170f206fdbbd834aad7580c727e2cc6.png)
(3)在锐角
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7f9e8449aad35c5d840a3395ea86df6d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5db41a1f31d6baee7c69990811edb9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69def215d32ff6734ad883a0ca260a2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15c0dbe3c080c4c4636c64803e5c1f76.png)
您最近一年使用:0次
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解题方法
【推荐1】已知函数
(
).
(1)求函数的最小正周期和单调递减区间;
(2)在区间
上的最大值与最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a8284f1a3b477b0f160c5c99d4348c4a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/24a57996290794e082b21d8f1dfc322a.png)
(1)求函数的最小正周期和单调递减区间;
(2)在区间
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/71b77857e15ae11fc94a5e33bfc12d26.png)
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【推荐2】设向量
(其中
)
(1)若
,求实数
的值;
(2)若
,求函数
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc4b5c95656975b43f2ebd10bf455a36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4908e3b4e523c042732ccb7c215aac99.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d50d9969b126e5f79cd7718780d67ba8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81b346e051dfe3cc1b104315f08d9223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5b2c6432f669c8ca3b65ba5fca80be82.png)
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